Avision FB6000 User Manual
Page 30
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4.2.2
ADJUSTING HIGHLIGHT/SHADOW LEVELS
Highlight refers the lightest point in a scanned image
while shadow refers the darkest point. Using Highlight
and Shadow tool together allows you to extend the
range of color and reveal more details in a gray or color
image.
When the value of gamma changes, the image changes
accordingly.
Gamma Value: 1.0
Gamma Value: 1.4
Gamma Value: 2.0
1
2
3
1. Shadow: The darkest point of an image.
2. Gamma: The midtones of the image.
3. Highlight: The lightest point of an image.
4.
Pointer: Move the pointer to change the value.
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